Component Inspection

Electronic Control Suspension
C1709 Level Control Out of Range / Target Level not Applicable - Component Inspection

Component Inspection

Check temporary external influences
1. Check whether a vehicle leveling is accomplished or not.
2. Check if the problem comes under faults below.
- The vehicle leveling control is being performed with the vehicle raised by a lift slightly.
- During the downward leveling control, the vehicle is interrupted by an obstacle.
- During the upward leveling control, the vehicle is interrupted by an obstacle.
- The vehicle is overload.
3. Is the leveling control interrupted by an external cause?





Check effect by mechanical fault
1. Check if the problem comes under faults below.
- Air leakage in the ECS system ; Check the leakage at each connecting part
- Height sensor stuck
- Compressor damaged or Reverse valve stuck/ damaged
- Air spring valve stuck/ damaged (in the solenoid valve block)
2. Is the possible problem detected?